CN104811357A - Internet-of-things system - Google Patents
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Abstract
The invention relates to an Internet-of-things system comprising multiple Internet-of-things subsystems. The Internet-of-things subsystems can be connected with one another through an external network, and each Internet-of-things subsystem can be connected with other equipment including a server and a terminal through an external network. Each Internet-of-things subsystem includes three parts, namely, an intelligent gateway, an intelligent switch, and a piece of terminal equipment, wherein the terminal equipment can be either intelligent equipment or non-intelligent equipment, and the intelligent gateway can assign an address for both the intelligent equipment and the non-intelligent equipment. By adopting the Internet-of-things system, the problem of complex IP address assignment is avoided, and the intelligent equipment and the non-intelligent equipment can be compatible. Therefore, the efficiency of Internet-of-things communication is improved, and the difficulty in Internet-of-things deployment is reduced.
Description
Technical field
The present invention relates to a kind of network system, and particularly relate to the Internet of things system of a kind of compatible smart machine and unintelligent device.
Background technology
Internet of Things be one based on information carriers such as the Internet, conventional telecommunications nets, allow the network that all General Physics object implementatio8 that can be independently addressable interconnect.On Internet of Things, real object online can connect by applying electronic label by everyone, and Internet of Things can find out their particular location.Can machine, equipment, personnel be managed concentratedly, be controlled with central computer by Internet of Things, also can carry out remote control to household equipment, automobile, and location searching, the various application such as prevent article stolen.
Internet of Things is by real world digitlization, and range of application is very extensive.The application of Internet of Things mainly comprises the following aspects: transport and logistics field, health medical treatment field, intelligent environment (family, office, factory) field, individual and social field etc., have very wide market and application prospect.
In prior art, Internet of Things framework mainly contains following several types.The network Auto-ID architecture proposed by Massachusetts Institute Technology Auto-ID laboratory for 1999, form primarily of by identification (RFID) tag, reading terminal, information transmission network, identification (RNC-ID) analytic server and information server, to realize all article to be coupled together by the information sensing equipment such as radio-frequency (RF) identification (RFID) and bar code and the Internet, realize Weigh sensor and management.
The uID IoT internet of things system structure (as shown in Figure 1) worked out by non-profit standardization body uID center, mainly comprise Ucode server, context, user terminal, the Internet, Ucode resolution server and application information service device composition, to realize identifying object by RFID and Quick Response Code, ambient condition information (Context) is gathered by Networked Sensors, and according to the environmental information adjustment information service gathered.
The USN architecture that next generation network global standards behave meeting in 2007 is proposed by the electronics and communication technical research institute of Korea S, this architecture is bottom-up is divided into perception net, Access Network, network infrastructure, middleware and application platform five layers by Internet of Things.
The layering internet of things system structure Physical-net proposed by University of Virginia, the bottom-up service of being respectively of this architecture providing layer, gateway layer, cooperation layer and application layer.
ETSI working out about the standard architecture M2M carrying out between machine with machine communicating, mainly realize terminal equipment to be communicated with other-end equipment or system by mobile communications network, mainly comprise demand for services, function structure and protocol definition 3 parts.
In addition European Union FP7 is also had to plan SENSEI framework and the IoT-A framework of foundation and learn by Paris, FRA is the sixth-largest the AOA framework proposed.
Internet of Things can regard the interconnected of " intelligent article " as, under environment of internet of things, the cooperative intelligent model that the Model Establishment of self-organizing is more senior can be passed through between intelligent article, connection mode between article determines the demand of system to the calculating of intelligent article, networking and gateway aspect, and also determines the flexibility be configured state and the business model of intelligent article.
Due to the ubiquitous property of intelligent article, generally speaking the calculating of intelligent article and networking capability limited, therefore " intelligent article " is generally by being that gateway connects at present.In such a mode, gateway realizes the interconnected nucleus equipment of article, proposed multiple things-internet gateway so far, such as host identification label gateway and residential gateway.This kind of gateway is commonly used various agreement and " intelligent article " is connected, the for example HIP agreement of machine identification (RFID) tag gateway employing, IEEE802.3, IEEE 802.11, IEEE 802.15 that residential gateway adopts, therefore these gateways are usually all using IP agreement as network layer protocol.
In Internet of Things, the equipment according to predicting around everyone can reach 1 thousand to five thousand, so Internet of Things comprises 500 trillion to a P peta object possibly.Obvious IPv4 protocol address space cannot meet the needs of Internet of Things development, although upgraded version IPv 6 agreement simultaneously as IPv4 agreement can the needs of Internet of Things in the address space upper limit, but the method for salary distribution of IPv6 protocol address is complicated, simultaneously IPv6 protocol address cannot with the feature tight association of intelligent article, therefore slowly do not complete the transition from IPv4 to IPv6.
Meanwhile, usually all need to access have intelligent function in environment of internet of things, can carry out mutual smart machine with gateway, this smart machine has certain data processing energy usually.But current smart machine is in kind with quantitatively also far away not as good as non intelligent conventional equipment, and these conventional equipments can not access in Internet of Things, and so Internet of Things also just can not obtain corresponding function.Simultaneously immediately the conventional equipment in existing network environment all can not be replaced by smart machine based on cost consideration, cannot compatible intelligence and unintelligent device also be one of the reason that can not popularize fast of Internet of Things.
Summary of the invention
In view of the shortcoming of prior art, the invention provides a kind of Internet of Things subsystem, comprise intelligent gateway, intelligent exchange and terminal equipment, described terminal equipment comprises smart machine and unintelligent device, wherein:
Described intelligent gateway by other equipment outside network attachment Networking subsystems, and connects terminal equipment by first interface via the first communication link, and connects one or more intelligent exchange by the second interface via second communication link;
Described intelligent exchange connects intelligent gateway by the 3rd interface via second communication link, and connect one or more intelligent exchange via the 4th interface via described second communication link, and connect terminal equipment by the 5th interface via described first communication line, and connect smart jack by the 6th interface via described first communication line;
Described socket by the 4th connection electric power system, and passes through third communication connection smart machine via the 7th interface, or by the 7th interface via the 4th connection unintelligent device.
Described first communication link is ethernet line, 485 buses, 422 buses, universal serial bus, one or more in parallel bus.
Described second communication link is mixed signal link, comprises described first communication link that two or more is dissimilar; Described second, three, four interfaces are compounded link interfaces, two or more data communication protocol interface of this compounded link Interface integration.
Described third communication link is electrical power/signal compounded link, comprises described first communication link of power line and one or more types.
Described 4th circuit is power circuit.
Described mixed signal link is fitted together the data line group needed for two kinds of data communication protocols.
Described electrical power/signal compounded link, comprises multiple power line and multiple holding wire.
Described electrical power/signal compounded link comprises three power lines and two pairs of holding wires further.
The equilateral triangle arrangement of described three power line cross sections, wherein a pair holding wire be arranged on wherein power line near described equilateral triangle position, another signal line arranges the position of this power line near the another side of described equilateral triangle.
Described electrical power/signal compounded link comprises two power lines and two pairs of holding wires further.
Described two power line arranged in parallel, the two pairs of holding wires are by according to the both sides being arranged on two power line lines of centres symmetrically.
Described slotting board comprises the multiple described socket integrated, thus described slotting board via the 7th interface by third communication connection smart machine, or can pass through the 7th interface via the 4th connection unintelligent device.
7th interface of described socket comprises power receptacle interface and data-interface, and described socket comprises processing module and register.
Described intelligent gateway directly and smart device communication and be smart machine allocation address.
The described mode for smart machine allocation address is when smart machine is by the fixed address of data link to intelligent gateway report self, intelligent gateway is given notice to equipment according to certain regular allocation dynamic address afterwards, and last smart machine remembers that this dynamic address is as the address of after this carrying out communicating; Described fixed address is combined by one or several in the bar code of smart machine, batch code and sequence number and forms.
Described intelligent gateway is embodied as the equipment allocation address be connected on socket by address allocating device.
17, Internet of Things subsystem according to claim 16, the described mode being embodied as the equipment allocation address be connected on socket by address allocating device is, first be socket allocation address, after equipment inserts socket, first equipment self bar code is issued socket, announcement information will be sent to gateway after socket detection is errorless to bar code information, comprise the fixed address of socket, port numbers and equipment bar code inside this solicited message, thus add that the mode of socket end slogan and equipment bar code realizes equipment addressing by socket address.
Mode for socket allocation address is that first address allocating device accesses socket and sends the address assignment request comprising active information to gateway, and this active information can comprise the descriptors such as the position of socket; Can distribute a fixed address after gateway receives active information and send to address allocating device, address allocating device sends socket to address information again.
Comprise as arbitrary in claim 1-17 as described in two or more Internet of Things subsystems, described two or more Internet of Things subsystem is connected by network, and the assembly in one of them Internet of Things subsystem can both be communicated with the assembly in another Internet of Things subsystem.
Wherein each Internet of Things subsystem can both connect application server and other-end equipment by network, make Internet of Things subsystem can upload download desired data from application server, and be convenient to other-end equipment can assembly in accessing internet of things subsystem.
Use this Internet of things system, both can avoid a complicated IP address assignment difficult problem, also can make intelligence, unintelligent device obtains compatibility, thus improve Internet of Things communication efficiency and reduce the deployment difficulty of Internet of Things.
Accompanying drawing explanation
Fig. 1 Internet of things system of the prior art;
The Internet of things system structure of Fig. 2 the application;
The intelligent gateway structure used in Fig. 3 the application Internet of things system;
The intelligent exchange structure used in Fig. 4 the application Internet of things system;
The socket used in Fig. 5 the application Internet of things system and plug construction;
The electrical power/signal blend used in Fig. 6 A, 6B the application Internet of things system.
Embodiment
Fig. 1 shows the network configuration of a kind of environment of internet of things that the present invention records.This Internet of things system environment comprises multiple Subsystem environment, and wherein each Subsystem environment mainly comprises three parts: intelligent gateway, intelligent exchange and terminal equipment.Certainly, also must have for each part of Subsystem environment provides the power-supply system of electric power, the intelligent gateway under a Subsystem environment can the operation of power-supply system of control subsystem environment.
The various modes that intelligent gateway can use telecom operators to provide are linked in the Internet, comprise ADSL, Cable modem, partial wideband or other access waies.
Intelligent exchange is for connecting intelligent gateway and all kinds of smart machine, and owing to may pay different data communication protocols due to all kinds of smart machine, therefore intelligent exchange needs to support various different data-interface; Simultaneously in order to the data from all kinds of smart machine are delivered to intelligent gateway, intelligent exchange is also connected by signal link, in order to adapt to different smart machines, this signal link is a kind of mixed signal link, wherein comprise two or more holding wire, such as ethernet line and 485 buses.
Terminal equipment comprises two types, and one is smart machine, and another kind is unintelligent device.Wherein smart machine has certain data-handling capacity, can directly and intelligent exchange and/or intelligent gateway swap data, such as video telephone, conference terminal, PC, PDA, transducer, industrial control unit (ICU) etc.And unintelligent device intelligence does not have and the ability with intelligent exchange and/or intelligent gateway swap data, belong to conventional equipment, such as conventional lighting devices.
In addition, be positioned at intelligent gateway under a subenvironment also by the Internet (or the network of other any frameworks, such as sensor network, industrial control network etc.) be connected with the intelligent gateway under other subenvironments, intelligent gateway can also pass through the Internet, application server, information terminal and mobile terminal are interconnected, thus can realize more function.Such as, realize the data communication between assembly in multiple different Internet of Things subenvironment, intelligent gateway uploads download desired data from application server, and is convenient to information terminal and mobile terminal can access all kinds of terminal equipment by intelligent gateway.To specifically introduce each part of Internet of things system below.
intelligent gateway
Intelligent gateway supports several data link, includes but not limited to 485 buses, Ethernet and conventional wireless link.Meanwhile, intelligent gateway according to the feature of agreement on each link, then can configure according to user, or automatically identifies the specific protocol on each link, is convenient to identify the smart machine that each link connects, and is equipment allocation address.Due to intelligent gateway accessing Internet, the smart machine that therefore intelligent gateway controls also can realize being conducted interviews by any terminal be connected on the Internet.
Intelligent gateway has compounded link interface, this interface can two or more data communication protocol interface (such as by Ethernet interface and 485 buses) integrated, and be connected with follow-up intelligent exchange by mixed signal line, this two or more data communication protocol can be the same or different (such as two 485 bus group being combined) in addition.In addition, intelligent gateway also can comprise the standard interface that other have single data communication protocol, such as serial ports, parallel port, USB port.In addition the interface of intelligent gateway can directly be connected with smart machine.
See Fig. 3, in one embodiment, this gateway comprises at least one RJ45 interface, and an ethernet controller and 485 bus control units, wherein each RJ45 interface is connected with other equipment by twisted-pair feeder.The 1st, 2,3 of ethernet controller and at least one RJ45 interface, 6 pins are connected, thus via RJ45 interface and other devices exchange Ethernet datas, as ICP/IP protocol data.The 4th, 5,7 of 485 bus control units and at least one RJ45 interface, 8 pins are connected, thus via RJ45 interface and other devices exchange 485 bus data.
Further, gateway device also comprises the central processing unit CPU be connected with ethernet controller and 485 bus control units, for the treatment of Ethernet data and 485 bus datas.
The mode of this multiplexed port, the parallel transmission between Ethernet data and 485 bus datas is not only made mutually to disturb, also the function of single RJ45 is made to be expanded, avoiding to increase dissimilar interface or carry out the cost that protocol conversion brings increases, and also makes the equipment in intelligent home network in 485 buses control to become simplification simultaneously.
Because ethernet line comprises 8 holding wires, therefore directly use ethernet line line to connect gateway and follow-up switch device as mixed signal line, just can transmit ethernet signal and 485 signals simultaneously.
Obviously be not limited to above-described embodiment, the ethernet controller in intelligent gateway can replace with 422 bus control units, or 485 bus control units are replaced with 422 bus control units, and 422 controllers are connected with wherein 4 pins of RJ45 interface; Or the ethernet controller in intelligent gateway can replace with another 485 bus control unit, two 485 bus control units connect each 4 pins in RJ45 interface respectively.
Further, ethernet controller in intelligent gateway and 485 bus control units can replace with other arbitrary data protocol controllers (such as all kinds of serial ports or parallel port), only RJ45 interface need be replaced with the hybrid interface that simultaneously can hold two kinds of data communication protocol interfaces (comprises the pin required by two kinds of data protocols, such as 25 pin parallel ports and 9 needle serial ports are combined, so hybrid interface just comprises 34 pins), and the data line group needed for two kinds of data communication protocols is fitted together as mixed signal line (as 25 pin parallel ports and the combination of 9 needle serial ports, so mixed signal line just has 34 data lines, if can utilize wherein to retain and not use to obtain data wire, so mixed signal line can have the data wire of smaller amounts).
Further, plural data protocol controller can be comprised in intelligent gateway, and compounded link interface can comprise two or more data waits for information protocol interface, and the data line group needed for two or more data communication protocols is fitted together as mixed signal line.
In addition, the processing unit of intelligent gateway, can also control the various subordinate equipments in whole Subsystem environment, such as address assignment, change of running status etc.
intelligent exchange
Because the number of devices that will connect in Internet of Things is numerous, and intelligent gateway does not have the data-interface of sufficient amount usually, now just needs intelligent exchange to expand the data-interface of intelligent gateway.
Intelligent exchange not only directly can connect terminal equipment by cascade intelligent exchange, thus can also expand the interface of any amount.Similar with intelligent gateway, intelligent exchange also has the compounded link interface corresponding with intelligent gateway, and this interface can two or more data communication protocol interface (such as by Ethernet interface and 485 buses) integrated.More specifically, intelligent exchange comprise can with intelligent gateway compounded link interface communication up compounded link interface, comprise simultaneously and can carry out other downstream interfaces of data communication with all kinds of subordinate equipment, these other downstream interfaces are according to the difference of subordinate equipment institute supported data communication protocol, there is polytype, such as Ethernet interface, serial ports, parallel port, USB interface etc.By these interfaces, intelligent exchange can connect the terminal equipment of various support different agreement.
In one embodiment, this intelligent exchange comprises and also comprises the down mixing LI(link interface) identical with up compounded link interface structure, this interface can two or more data communication protocol interface integrated, thus make intelligent exchange by other intelligent exchanges of aforementioned mixed signal line cascade, or other equipment that other also have compounded link interface can be connected.
Fig. 4 display be can intelligent exchange interface interconnective with intelligent gateway in Fig. 3, this intelligent gateway comprises a up RJ45 interface and at least one descending RJ45 interface and a processing unit.Further, other descending standard interface can also be comprised, such as serial ports, parallel port, USB port.Up RJ45 interface is connected with the RJ45 interface of intelligent gateway by twisted-pair feeder, and descending RJ45 interface is connected from different smart machines by twisted-pair feeder or 485 buses.Processing unit is connected with the 1-8 pin of at least one descending RJ45 interface, simultaneously with up RJ45 interface 1-8 pin be connected, thus via up and descending 1,2,3,6 pins transmit Ethernet data between smart machine and intelligent gateway, as ICP/IP protocol data; Between smart machine and intelligent gateway, 485 bus datas are transmitted via up and descending 4,5,7,8.
In switch concatenation environment, because ethernet line comprises 8 holding wires, therefore directly use ethernet line line to connect the intelligent exchange of higher level's intelligent exchange and subordinate's cascade as mixed signal line, just can transmit ethernet signal and 485 signals simultaneously.
In exchanges data, processing unit can carry out exchanges data to ethernet signal and 485 signals respectively, be about to ethernet signal/485 Signal transmissions from upstream Interface to the downstream interface of correspondence, the handshaking module of ethernet signal and 485 signals and method are all realized in the prior art.In addition processing unit only can carry out exchanges data to ethernet signal (namely processing unit can be common Ethernet HUB module, Ethernet switch module etc.), and 485 holding wires of upstream Interface can be directly connected to each downlink port 485 signal ends and without the need to carrying out exchanges data by processing unit.
Further, up-downgoing RJ45 interface in intelligent exchange can replace with the hybrid interface that simultaneously can hold two kinds of data communication protocol interfaces and (comprise the pin required by two kinds of data protocols, such as 25 pin parallel ports and 9 needle serial ports are combined, so hybrid interface just comprises 34 pins), and the data line group needed for two kinds of data communication protocols is fitted together as mixed signal line (as 25 pin parallel ports and the combination of 9 needle serial ports, so mixed signal line just has 34 data lines, if can utilize wherein to retain and not use to obtain data wire, so mixed signal line can have the data wire of smaller amounts).Such processing unit can transmit any two kinds of different data communication protocols needing between smart machine from intelligent gateway to exchange between uplink and downlink interface.
Further, the downlink and uplink interfaces in intelligent exchange can comprise two or more data and wait for information protocol interface using as compounded link interface, and are fitted together the data line group needed for two or more data communication protocols as mixed signal line.
terminal equipment
Terminal equipment can be divided into two types, and one is smart machine, and another kind is unintelligent device.Wherein smart machine has certain data-handling capacity, can directly and intelligent exchange and/or intelligent gateway swap data, such as video telephone, conference terminal, PC, PDA, transducer, industrial control unit (ICU) etc.And unintelligent device does not have and the ability with intelligent exchange and/or intelligent gateway swap data, belong to conventional equipment, such as lighting apparatus.In addition smart machine also can be the middle smart machine connecting other smart machines, such as smart jack.
About the annexation of these terminal equipments, be further described below in conjunction with Fig. 2.See the intelligent gateway in Fig. 2, it is except connecting subordinate's intelligent exchange by aforementioned mixed signal link, intelligent terminal can also be connected by various interface (comprise compounded link interface or other support the interface of single data communication protocol), such as, connect terminal via ethernet line or 485 buses.Can be connected by various interface in addition and be used for middle smart machine, such as smart jack.
See the switch in left side in Fig. 2, interface on this intelligent exchange (comprise compounded link interface or other support the interface of single data communication protocol) can connect intelligent terminal or socket.Such as, composition graphs 3, the gateway of 4 and switch architecture, the compounded link interface on intelligent exchange can pass through the indirect smart machine of ethernet link; Compounded link interface on intelligent exchange or 485 interfaces can connect smart jack by 485 buses; Smart jack can connect common unintelligent device by power line.
In addition all smart jacks need to connect power-supply system by power circuit, to receive power supply from power-supply system.
See the switch in the middle of in Fig. 2, interface on this intelligent exchange (comprise compounded link interface or other support the interface of single data communication protocol) can connect subordinate's switch, or smart jack.Such as composition graphs 3, the gateway of 4 and switch architecture, the compounded link interface on intelligent exchange can pass through mixed signal connection subordinate intelligent exchange; On intelligent exchange compounded link interface or 485 interfaces can by 485 buses connect smart jacks.
Smart jack directly can connect smart machine.And in order to make smart machine not by means of only socket power taking, also by smart jack and higher level's switch/gateway swap data, need smart jack to comprise wire socket interface and data-interface, and the plug of smart machine also need to comprise corresponding wire and plug interface and data-interface simultaneously.After plug insertion socket, wire and plug interface on plug and data-interface will receive from corresponding electric power signal and data-signal on the wire socket interface of smart jack and data-interface, and be transferred to module to be powered in smart machine and data processing module by the power circuit between smart machine and plug and signal line (these two circuits can be provided separately, and also may be incorporated in and become electrical power/signal joint line together).
In an object lesson, such as composition graphs 3, the gateway of 4 and switch architecture, then the electrical power/signal joint line of the socket of composition graphs 5 and plug construction and Fig. 6 A, 6B, socket comprises the jack interface of connecting power line, and connecting the infrared interface of 485 buses, plug comprises the plug interface of connecting power line, and the infrared interface connecting 485 buses (also can adopt other also can adopt other wired or wave points, such as bluetooth, 2.4G etc.).Simultaneously, the electrical power/signal blend of attachment plug comprises three power lines, and two pairs of TTL holding wires (all there is insulated hull) of transmitting-receiving 485 signals, as can be seen from cross-sectional view, three equilateral triangle arrangements in power line cross section, a pair TTL holding wire is arranged on wherein that a power line is near the position on one side of described equilateral triangle, and another arranges the position of this power line near the another side of described equilateral triangle to TTL holding wire.The electrical power/signal blend of attachment plug also can comprise two power lines, and two pairs of TTL holding wires (all there is insulated hull) of transmitting-receiving 485 signals, as can be seen from cross-sectional view, two power line arranged in parallel, the two pairs of TTL holding wires are by according to the both sides being arranged on two power line lines of centres symmetrically, and the vertical two power line lines of centres of the line of centres of TTL holding wire.Above-mentioned paired TTL holding wire can spirally be wound around mutually in addition.
Because a socket only can connect an equipment, in order to the quantity of extension socket connection device, the extension socket (namely insert board) that comprise multiple jack interface can be connected by electrical power/signal blend by socket, and insert board both can connection device, also can connect subordinate's extension socket.Insert board and be connected to higher level's socket or slotting board by plug and electrical power/signal joint line, insert on each socket that electric power signal and data-signal be connected to by power line and holding wire on slotting board by the inner mode adopting bus to connect the signal from electrical power/signal joint line of board simultaneously.Each socket inserted on board is identical with aforesaid socket, therefore can connect smart machine by electrical power/signal blend, also can connect conventional equipment by ordinary power line.
See the switch on right side in Fig. 2, this switch can connect intelligent terminal by various interface (comprise compounded link interface or other support the interface of single data communication protocol), such as, via 485 buses connection intelligent terminals; And connect wireless launcher via Ethernet, and wireless launcher is communicated with wireless terminal by wireless link, then makes wireless terminal can communicate with gateway.
address distribution method
If smart machine has certain data-handling capacity, can directly and intelligent exchange and/or intelligent gateway swap data, so smart machine access Internet of Things after and can with gateway communication time, intelligent gateway will be smart machine allocation address (no matter be that smart machine connects via smart jack, be still directly connected to intelligent gateway or intelligent exchange).In one embodiment, adopt address distribution be when equipment by data link to self fixed address of intelligent gateway report, intelligent gateway is given notice to equipment according to certain regular allocation dynamic address afterwards, and last smart machine remembers that this dynamic address is as the address of after this carrying out communicating.
Above-mentioned fixed address is the unique identity card number of each equipment, and it can be made up of one of them of the sequence number of the batch code of the bar code of equipment, equipment and equipment or several combining.This addressing method can ensure the uniqueness of each equipment under different scenes.
In another embodiment, usual equipment can not directly access Internet of Things and need to access Internet of Things by socket, if and the equipment of access Internet of Things is unintelligent device, not there is the ability with intelligent exchange and/or intelligent gateway swap data, even if so access environment of internet of things, but due to by gateway allocation address, the control to these conventional equipments also just cannot cannot be realized.Therefore this assists the access of the equipment that realizes with regard to needing a kind of smart jack with processing capacity.
Because smart jack belongs to a kind of smart machine, therefore the address allocation problem of self after solving socket access Internet of Things is first needed, a socket can comprise multiple socket (such as three-phase or two-phase), therefore different sockets identifying a socket conveniently, need in advance for each socket distributes different port numbers (processing unit being stored in advance in socket or memory device in), so only need to be that a socket distributes an address, just can with address add the mode of port unique identify different sockets.In addition, insert row also belongs to a kind of special socket extension device, when being equivalent to socket and being provided with more docking station after insert row access socket, like this for these docking stations specify more port numbers, thus make socket have more port can to connect more smart machine.
When after socket access Internet of Things, needing by address allocating device and gateway communication is socket allocation address, thus activates socket.Concrete, first address allocating device access socket, and the address assignment request comprising active information is sent to gateway, this active information can comprise the descriptors such as the position of socket; A fixed address can be distributed after gateway receives active information and send to address allocating device, address allocating device sends socket to address information again, such socket just obtains address and has activated successfully, and gateway also can know the relevant location information of this socket.Under another kind of mode, gateway also sends a description list to address allocating device and (comprises the relevant information form needing address allocating device to fill in while fixed address is sent to address allocating device, such as socket position, the device type that will connect, the bar code wanting connection device etc.), address allocating device is filled in description list and is returned to gateway.
After socket is assigned with address, other function devices inserting socket just can be assigned with by address acquisition under the cooperation of socket.Concrete, after equipment inserts socket, first equipment self bar code is issued socket, announcement information will be sent to gateway after socket detection is errorless to bar code information, inside this announcement information, comprise the fixed address of socket, port numbers and equipment bar code; After the notified information of gateway, namely know the relevant informations such as the type of equipment according to equipment bar code, other equipment now on Internet of Things just can pass through the mode of socket fixed address+socket port+bar code, determine the address of connection device on socket.
In addition, gateway can by the corresponding driver of inquiry bar code data library call after knowing the relevant information such as type of equipment.When gateway itself has installed the driver of this equipment, associated drives will be called to realize the control of equipment; If when gateway detects the driver not having erection unit, corresponding driver will be downloaded and installed inside external server.
Although the present invention is described by above-mentioned preferred implementation, its way of realization is not limited to above-mentioned execution mode.Should be realized that, when not departing from purport of the present invention, those skilled in the art can make different changes and amendment to the present invention.
The present invention is illustrated by above-described embodiment, but should be understood that, above-described embodiment just for the object of illustrating and illustrate, and is not intended to the present invention to be limited in described scope of embodiments.In addition it will be appreciated by persons skilled in the art that the present invention is not limited to above-described embodiment, more kinds of variants and modifications can also be made according to instruction of the present invention, within these variants and modifications all drop on the present invention's scope required for protection.Protection scope of the present invention defined by the appended claims and equivalent scope thereof.
Claims (20)
1. an Internet of Things subsystem, comprises intelligent gateway, intelligent exchange and terminal equipment, and described terminal equipment comprises smart machine and unintelligent device, wherein:
Described intelligent gateway by other equipment outside network attachment Networking subsystems, and connects terminal equipment by first interface via the first communication link, and connects one or more intelligent exchange by the second interface via second communication link;
Described intelligent exchange connects intelligent gateway by the 3rd interface via second communication link, and connect one or more intelligent exchange via the 4th interface via described second communication link, and connect terminal equipment by the 5th interface via described first communication line, and connect smart jack by the 6th interface via described first communication line;
Described socket by the 4th connection electric power system, and passes through third communication connection smart machine via the 7th interface, or by the 7th interface via the 4th connection unintelligent device.
2. Internet of Things subsystem according to claim 1, described first communication link is ethernet line, 485 buses, 422 buses, universal serial bus, one or more in parallel bus.
3. Internet of Things subsystem according to claim 1, described second communication link is mixed signal link, comprises described first communication link that two or more is dissimilar; Described second, three, four interfaces are compounded link interfaces, two or more data communication protocol interface of this compounded link Interface integration.
4. Internet of Things subsystem according to claim 1, described third communication link is electrical power/signal compounded link, comprises described first communication link of power line and one or more types.
5. Internet of Things subsystem according to claim 1, described 4th circuit is power circuit.
6. Internet of Things subsystem according to claim 3, described mixed signal link is fitted together the data line group needed for two kinds of data communication protocols.
7., according to claim, the Internet of Things subsystem described in 4, described electrical power/signal compounded link, comprises multiple power line and multiple holding wire.
8. Internet of Things subsystem according to claim 7, described electrical power/signal compounded link comprises three power lines and two pairs of holding wires further.
9. Internet of Things subsystem according to claim 8, the equilateral triangle arrangement in described three power line cross sections, wherein a pair holding wire is arranged on wherein that a power line is near the position on one side of described equilateral triangle, and another signal line arranges the position of this power line near the another side of described equilateral triangle.
10. Internet of Things subsystem according to claim 7, described electrical power/signal compounded link comprises two power lines and two pairs of holding wires further.
11. Internet of Things subsystems according to claim 10, described two power line arranged in parallel, the two pairs of holding wires are by according to the both sides being arranged on two power line lines of centres symmetrically.
12. Internet of Things subsystems according to claim 1, described socket can connect slotting board, described slotting board comprises the multiple described socket integrated, thus described slotting board via the 7th interface by third communication connection smart machine, or can pass through the 7th interface via the 4th connection unintelligent device.
13. Internet of Things subsystems according to claim 12, the 7th interface of described socket comprises power receptacle interface and data-interface, and described socket comprises processing module and register.
14. Internet of Things subsystems according to claim 1, described intelligent gateway directly and smart device communication and be smart machine allocation address.
15. Internet of Things subsystems according to claim 14, the described mode for smart machine allocation address is when smart machine is by the fixed address of data link to intelligent gateway report self, intelligent gateway is given notice to equipment according to certain regular allocation dynamic address afterwards, and last smart machine remembers that this dynamic address is as the address of after this carrying out communicating; Described fixed address is combined by one or several in the bar code of smart machine, batch code and sequence number and forms.
16. Internet of Things subsystems according to claim 1, described intelligent gateway is embodied as the equipment allocation address be connected on socket by address allocating device.
17. Internet of Things subsystems according to claim 16, the described mode being embodied as the equipment allocation address be connected on socket by address allocating device is, first be socket allocation address, after equipment inserts socket, first equipment self bar code is issued socket, announcement information will be sent to gateway after socket detection is errorless to bar code information, comprise the fixed address of socket, port numbers and equipment bar code inside this solicited message, thus add that the mode of socket end slogan and equipment bar code realizes equipment addressing by socket address.
18. Internet of Things subsystems according to claim 17, mode for socket allocation address is that first address allocating device accesses socket and sends the address assignment request comprising active information to gateway, and this active information can comprise the descriptors such as the position of socket; Can distribute a fixed address after gateway receives active information and send to address allocating device, address allocating device sends socket to address information again.
19. 1 kinds of Internet of things system, comprise as arbitrary in claim 1-17 as described in two or more Internet of Things subsystems, described two or more Internet of Things subsystem is connected by network, and the assembly in one of them Internet of Things subsystem can both be communicated with the assembly in another Internet of Things subsystem.
20. Internet of things system as claimed in claim 18, wherein each Internet of Things subsystem can both connect application server and other-end equipment by network, make Internet of Things subsystem can upload download desired data from application server, and be convenient to other-end equipment can assembly in accessing internet of things subsystem.
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